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PT4668N Datasheet(PDF) 10 Page - Texas Instruments |
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PT4668N Datasheet(HTML) 10 Page - Texas Instruments |
10 / 16 page For technical support and further information, visit http://power.ti.com Note A: All Characteristic data in the above graphs has been developed from actual products tested at 25 °C. This data is considered typical data for the converter. Note B: SOA curves represent operating conditions at which internal components are at or below manufacturer’s maximum rated operating temperatures. PT4668 (V1/V2 =3.3 V/1.2 V); Vin =48 V (See Notes A & B) PT4668—48 V 30-A Dual Output Isolated DC/DC Converter Typical Characteristics Efficiency vs I1out; I2out @1 A, 3 A, and 6 A Power Dissipation vs (Io1 + Io2) Cross Regulation: V1out vs I2out @I1out =1 A Cross Regulation: V2out vs I1out @I2out =1 A Efficiency vs I1out; I2out @9 A, 12 A, and 15 A 3.28 3.29 3.3 3.31 3.32 036 9 12 15 I2 out (A) 1.19 1.195 1.2 1.205 1.21 03 69 12 15 I1 out (A) 20 30 40 50 60 70 80 90 0 5 10 15 20 25 30 Io1 + Io2 (A) 300LFM 200LFM 100LFM Nat Conv Airflow Safe Operating Area: (Io1 + Io2) 50 60 70 80 90 100 0 3 6 9 12 15 I1 out (A) 6 3 1 I2 out 50 60 70 80 90 100 0 3 6 9 12 15 I1 out (A) 9 12 15 I2 out 0 4 8 12 16 20 0 6 12 18 24 30 Io1 + Io2 (A) SLTS140C – MAY 2001 – REVISED OCTOBER 2003 |
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